When your car's Check Engine light comes on, it's usually accompanied by a sinking feeling in the pit of your stomach. The light could mean a costly problem, like a bad catalytic converter, or it could be something minor, like a loose gas cap.
If you experience any bleeding period after this 20 days, it will probably be the real period. This normally comes at about 4 to 6 weeks after the miscarriage.
The uterus also has to have enough time to recover. Most doctors recommend waiting at least two to three months after having a miscarriage before trying to become pregnant again. Of course, every woman is different, and some women might need even more time before feeling ready to try again. Healing emotionally.